jdk8-mips64-public/corba: src/share/classes/com/sun/corba/se/impl/protocol/giopmsgheaders/Message.java@6845b95cba6b

     1 /*

     2  * Copyright (c) 2000, 2004, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.corba.se.impl.protocol.giopmsgheaders;

    28 import java.io.IOException;

    29 import java.nio.ByteBuffer;

    30 import com.sun.corba.se.spi.ior.iiop.GIOPVersion;

    32 /**

    33  * This is the base interface for different message type interfaces.

    34  *

    35  * @author Ram Jeyaraman 05/14/2000

    36  */

    38 public interface Message {

    40     // Generic constants

    42     int defaultBufferSize = 1024;

    43     int GIOPBigEndian = 0;

    44     int GIOPLittleEndian = 1;

    45     int GIOPBigMagic =    0x47494F50;

    46     int GIOPLittleMagic = 0x504F4947;

    47     int GIOPMessageHeaderLength = 12;

    49     // Other useful constants

    51     byte LITTLE_ENDIAN_BIT = 0x01;

    52     byte MORE_FRAGMENTS_BIT = 0x02;

    53     byte FLAG_NO_FRAG_BIG_ENDIAN = 0x00;

    54     static final byte TRAILING_TWO_BIT_BYTE_MASK = 0x3;

    55     static final byte THREAD_POOL_TO_USE_MASK = 0x3F;

    57     // Encoding related constants

    59     byte CDR_ENC_VERSION = 0x00;

    60     byte JAVA_ENC_VERSION = 0x01;

    62     // Message types

    64     byte GIOPRequest = 0;

    65     byte GIOPReply = 1;

    66     byte GIOPCancelRequest = 2;

    67     byte GIOPLocateRequest = 3;

    68     byte GIOPLocateReply = 4;

    69     byte GIOPCloseConnection = 5;

    70     byte GIOPMessageError = 6;

    71     byte GIOPFragment = 7; // 1.1 & 1.2:

    73     // Accessor methods

    75     GIOPVersion getGIOPVersion();

    76     byte getEncodingVersion();

    77     boolean isLittleEndian();

    78     boolean moreFragmentsToFollow();

    79     int getType();

    80     int getSize();

    81     ByteBuffer getByteBuffer();

    82     int getThreadPoolToUse();

    84     // Mutator methods

    86     void read(org.omg.CORBA.portable.InputStream istream);

    87     void write(org.omg.CORBA.portable.OutputStream ostream);

    89     void setSize(ByteBuffer byteBuffer, int size);

    91     FragmentMessage createFragmentMessage();

    93     void callback(MessageHandler handler) throws IOException;

    95     void setByteBuffer(ByteBuffer byteBuffer);

    96     void setEncodingVersion(byte version);

    97 }

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